Solo Dev SaaS Milestone: 44% of Profitable SaaS Products Now Run by Single Founders — Doubled Since 2018

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Multiple sources confirm that 44% of profitable SaaS products are now operated by a single founder, roughly double the figure from 2018. AI coding tools (Cursor, Claude Code) have cut development time 3-5x, enabling solo developers to routinely hit $5K-$50K+ MRR within the first year. Bolt.new hit $40M ARR in six months, Lovable reached $20M ARR in two months (fastest European startup growth ever). The architectural implication: entire SaaS categories that previously required engineering teams of 5-15 people can now be built and maintained by one person with AI agents.